85159166 has 8 divisors (see below), whose sum is σ = 127800504. Its totient is φ = 42559000.

The previous prime is 85159157. The next prime is 85159177. The reversal of 85159166 is 66195158.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4460 + ... + 13791.

It is an arithmetic number, because the mean of its divisors is an integer number (15975063).

Almost surely, 2^85159166 is an apocalyptic number.

85159166 is a deficient number, since it is larger than the sum of its proper divisors (42641338).

85159166 is a wasteful number, since it uses less digits than its factorization.

85159166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20586.

The product of its digits is 64800, while the sum is 41.

The square root of 85159166 is about 9228.1724084458. The cubic root of 85159166 is about 439.9572375797.

The spelling of 85159166 in words is "eighty-five million, one hundred fifty-nine thousand, one hundred sixty-six".